75 lines
2.3 KiB
VB.net
75 lines
2.3 KiB
VB.net
#Region "Microsoft.VisualBasic::74101dcd8da60518fc4846f26cd94c7c, Microsoft.VisualBasic.Core\Extensions\Webpage.vb"
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' Author:
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'
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' asuka (amethyst.asuka@gcmodeller.org)
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' xie (genetics@smrucc.org)
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' xieguigang (xie.guigang@live.com)
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'
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' Copyright (c) 2018 GPL3 Licensed
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'
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'
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' GNU GENERAL PUBLIC LICENSE (GPL3)
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'
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'
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' This program is free software: you can redistribute it and/or modify
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' it under the terms of the GNU General Public License as published by
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' the Free Software Foundation, either version 3 of the License, or
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' (at your option) any later version.
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'
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' This program is distributed in the hope that it will be useful,
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' but WITHOUT ANY WARRANTY; without even the implied warranty of
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' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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' GNU General Public License for more details.
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'
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' You should have received a copy of the GNU General Public License
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' along with this program. If not, see <http://www.gnu.org/licenses/>.
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' /********************************************************************************/
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' Summaries:
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' Module Webpage
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'
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' Function: Get_href, TrimHTMLTag
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'
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' /********************************************************************************/
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#End Region
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Imports System.Text.RegularExpressions
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Imports System.Runtime.CompilerServices
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Public Module Webpage
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''' <summary>
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'''
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''' </summary>
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''' <param name="s_Data">A string that contains the url string pattern like: href="url_text"</param>
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''' <returns></returns>
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''' <remarks></remarks>
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<Extension> Public Function Get_href(s_Data As String) As String
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Dim url As String = Regex.Match(s_Data, "href="".+?""", RegexOptions.IgnoreCase).Value
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If String.IsNullOrEmpty(url) Then
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Return ""
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Else
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url = Mid(url, 6)
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url = Mid(url, 2, Len(url) - 2)
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Return url
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End If
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End Function
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Const HTML_TAG As String = "</?.+?(\s+.+?="".+?"")*>"
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<Extension> Public Function TrimHTMLTag(str As String) As String
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If String.IsNullOrEmpty(str) Then
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Return ""
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End If
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str = Regex.Replace(str, HTML_TAG, "")
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Return str
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End Function
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End Module
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